CN1448669A - Refrigerating apparatus and an inverter device used therein - Google Patents

Refrigerating apparatus and an inverter device used therein Download PDF

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Publication number
CN1448669A
CN1448669A CN03108375A CN03108375A CN1448669A CN 1448669 A CN1448669 A CN 1448669A CN 03108375 A CN03108375 A CN 03108375A CN 03108375 A CN03108375 A CN 03108375A CN 1448669 A CN1448669 A CN 1448669A
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CN
China
Prior art keywords
substrate
signal
motor
connector
inverter
Prior art date
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Granted
Application number
CN03108375A
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Chinese (zh)
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CN1221770C (en
Inventor
栗田佳明
高塚邦明
安藤达夫
山田憲昭
古泽智
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Johnson Controls Hitachi Air Conditioning Technology Hong Kong Ltd
Original Assignee
Hitachi Air Conditioning Systems Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP2002093559A external-priority patent/JP3682550B2/en
Priority claimed from JP2002207673A external-priority patent/JP3845769B2/en
Application filed by Hitachi Air Conditioning Systems Co Ltd filed Critical Hitachi Air Conditioning Systems Co Ltd
Publication of CN1448669A publication Critical patent/CN1448669A/en
Application granted granted Critical
Publication of CN1221770C publication Critical patent/CN1221770C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
    • H02M7/42—Conversion of dc power input into ac power output without possibility of reversal
    • H02M7/44—Conversion of dc power input into ac power output without possibility of reversal by static converters
    • H02M7/48—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M1/00—Details of apparatus for conversion
    • H02M1/42—Circuits or arrangements for compensating for or adjusting power factor in converters or inverters
    • H02M1/4208—Arrangements for improving power factor of AC input
    • H02M1/4225—Arrangements for improving power factor of AC input using a non-isolated boost converter
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B1/00—Compression machines, plants or systems with non-reversible cycle
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B49/00—Arrangement or mounting of control or safety devices
    • F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
    • F25B49/025—Motor control arrangements
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
    • H02M7/003—Constructional details, e.g. physical layout, assembly, wiring or busbar connections
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2600/00—Control issues
    • F25B2600/02—Compressor control
    • F25B2600/021—Inverters therefor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2700/00—Sensing or detecting of parameters; Sensors therefor
    • F25B2700/15—Power, e.g. by voltage or current
    • F25B2700/151—Power, e.g. by voltage or current of the compressor motor
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M1/00—Details of apparatus for conversion
    • H02M1/0067—Converter structures employing plural converter units, other than for parallel operation of the units on a single load
    • H02M1/007—Plural converter units in cascade
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
    • Y02B70/10—Technologies improving the efficiency by using switched-mode power supplies [SMPS], i.e. efficient power electronics conversion e.g. power factor correction or reduction of losses in power supplies or efficient standby modes

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Inverter Devices (AREA)

Abstract

A refrigerating apparatus comprises: a first substrate, on one surface of which an active converter and an inverter are mounted, and on a reverse surface of which a radiation fin is closely fixed; a second substrate, on which a microcomputer, a current detecting mechanism, and a terminal block are mounted; a resin casing covering sides of the first and second substrates and provided with a step permitting the terminal block to be arranged thereon; and a third substrate, on which an interface connector and a photo-coupler are mounted. The first substrate, the second substrate, and the third substrate are layered in this order on a bottom surface of the casing. Gel is filled up to a power semiconductor surface of the first substrate, and a resin is filled up to an upper surface of the second substrate.

Description

Refrigerating plant and the DC-to-AC converter that in this device, uses
Technical field
The DC-to-AC converter that the present invention relates to load the refrigerating plant of the variable compressor motor of revolution and in this device, use.
Background technology
People know, in the past, make specification become easy in order not change the inverter essential part, to be divided into and install that the alternating voltage that makes from AC power becomes the converter of direct current and as the 1st substrate of the inverter of DC/AC inverter, the 2nd substrate of the controller of the microcomputer that comprises the control of carrying out inverter has been installed, terminal disc has been installed, suppress impulse resistance, the inverter essential part that the 3rd substrate of smmothing capacitor is formed, and the I/O square frame part of in the microcomputer of management control device for inverter is handled, managing input/output interface, for example, being documented in the spy opens in the flat 11-41943 communique.
In above-mentioned prior art, increased the free degree to the specification change, but because especially there is not to consider to be used for the problem of freezing loop, therefore in freezing loop, after the detecting sensor signal of the various warm degree of freezing loop or pressure is taken into microcomputer, distinctive problem to the inverter control that is suitable for freezing loop do not consider, and do not take into full account the distinctive problem etc. of the miniaturization that also requires refrigerating plant itself.
Summary of the invention
The objective of the invention is to be accompanied by the especially miniaturizations of off-premises station of refrigerating plant such as air conditioner, refrigerator, make refrigerating plant and DC-to-AC converter miniaturization simultaneously, improve the reliability of freezing loop, be more suitable for height control, fault diagnosis in refrigerating plant etc.
Refrigerating plant of the present invention, it has the freezing loop that possesses compressor, described compressor is by the Motor Drive of variable control operating frequency, and it possesses with lower member: install and use active component and will become the active transducer of direct current from the alternating voltage that exchanges power supply, the direct current that is generated is carried out exchange conversion and drive the inverter of described motor, and at the 1st substrate of the bonding fin in the opposite of installed surface; The 2nd substrate of the terminal disc of the microcomputer of controlling described active transducer and inverter, the current detecting mechanism of detecting the electric current of described motor, described motor has been installed; Installed and covered the described the 1st and the side of the 2nd substrate, the shell of step part of described terminal disc that has been provided with former configuration; The 3rd substrate of the photoelectrical coupler of the signal of importing connector that the detecting sensor signaling interface of all temps of described freezing loop or pressure uses, being transfused to described microcomputer transmission by optical signal; In order to make described terminal disc be suitable for described step part, and from the bottom surface of described shell the arranged in order with the 1st substrate, the 2nd substrate, the 3rd substrate becomes the level shape, at the gel filled body in the power semiconductor surface of described the 1st substrate, again from described gelinite surface inclosure resin above substrate.
And, in above-mentioned refrigerating plant, wish to connect the 1st terminal pins of the 1st substrate and the 2nd substrate, and the 2nd terminal pins that connects the 1st substrate and the 2nd substrate is arranged on one side, side of outer, and the 2nd substrate and the 3rd substrate are connected with being arranged on the 2nd on-chip the 3rd terminal pins.
And, in above-mentioned refrigerating plant, wish the connector output operating frequency of using via interface.
And, in above-mentioned refrigerating plant, wish the effluent air temp at least of the connector input compressor used via interface and discharge a signal in the signal of gas pressure.
In addition, refrigerating plant of the present invention, has the freezing loop that possesses compressor, described compressor is by the Motor Drive of variable control operating frequency, and it possesses with lower member: installed direct current is carried out exchange conversion and drives the inverter of described motor, and at the 1st substrate of the bonding fin in the opposite of installed surface; Be contained in outward on described the 1st substrate, and use active component will become the active transducer of direct current from the alternating voltage that exchanges power supply; The 2nd substrate of the connector of the terminal disc of the microcomputer of controlling described inverter and active transducer, the current detecting mechanism of detecting the electric current of described motor, described motor being installed, having been used to the interface of active transducer output drive signal from described microcomputer; Cover the described the 1st and the side of the 2nd substrate, and be provided with the shell of the step part of the described terminal disc of former configuration; The 3rd substrate of the photoelectrical coupler of the signal of connector that the interface of signal of the detecting sensor of all temps of importing described freezing loop or pressure uses being installed, being transfused to described microcomputer transmission by optical signal; In order to make described terminal disc be suitable for described step part, and from the bottom surface of described shell the arranged in order with the 1st substrate, the 2nd substrate, the 3rd substrate becomes the level shape, at the gel filled body in the power semiconductor surface of described the 1st substrate, again from described gelinite surface inclosure resin above substrate.
DC-to-AC converter of the present invention, its variable control drives the operating frequency of motor of the compressor of freezing loop, it possesses with lower member: has installed and has used active component to become the active transducer of direct current, the direct current that is generated carried out exchange conversion and drive the inverter of described motor from the alternating voltage that exchanges power supply, and at the 1st substrate of the bonding fin in the opposite of installed surface; The 2nd substrate of the terminal disc of the microcomputer of controlling described active transducer and inverter, the current detecting mechanism of detecting the electric current of described motor, described motor has been installed; Cover the described the 1st and the side of the 2nd substrate, and former configuration the has been set shell of step part of described terminal disc; The 3rd substrate of the photoelectrical coupler of the signal of connector that the interface of signal of the detecting sensor of all temps of importing described freezing loop or pressure uses being installed, being transfused to described microcomputer transmission by optical signal; In order to make described terminal disc be suitable for described step part, and from the bottom surface of described shell the arranged in order according to the 1st substrate, the 2nd substrate, the 3rd substrate becomes the level shape, at the gel filled body in the power semiconductor surface of described the 1st substrate, again from described gelinite surface inclosure resin above substrate.
And, in above-mentioned refrigerating plant and DC-to-AC converter, wish the effluent air temp at least of the connector input compressor used via interface and discharge a signal in the signal of gas pressure.
And, DC-to-AC converter of the present invention, its variable control drives the operating frequency of motor of the compressor of freezing loop, it possesses with lower member: the inverter that the direct current that will be generated carries out exchange conversion and drives described motor has been installed, and at the 1st substrate of the bonding fin in the opposite of installed surface; Be contained in outward on described the 1st substrate, use active component will become the active transducer of direct current from the alternating voltage that exchanges power supply; The 2nd substrate of the connector of the terminal disc of the microcomputer of controlling described inverter and active transducer, the current detecting mechanism of detecting the electric current of described motor, described motor being installed and having been used to the interface of described active transducer output drive signal from described microcomputer; Cover the described the 1st and the side of the 2nd substrate, and former configuration the has been set shell of step part of described terminal disc; The 3rd substrate of the photoelectrical coupler of the signal of connector that the interface of signal of the detecting sensor of all temps of importing described freezing loop or pressure uses being installed, being transfused to described microcomputer transmission by optical signal; In order to make described terminal disc be suitable for described step part, and from the bottom surface of described shell the arranged in order with the 1st substrate, the 2nd substrate, the 3rd substrate becomes the level shape, at the gel filled body in the power semiconductor surface of described the 1st substrate, again from described gelinite surface inclosure resin above substrate.
Description of drawings
Fig. 1 is the freezing loop figure of the refrigerating plant of a kind of example of the present invention.
Fig. 2 is the block diagram of the DC-to-AC converter of a kind of example of the present invention.
Fig. 3 is the oblique view of assembly method of the DC-to-AC converter of expression a kind of example of the present invention.
Fig. 4 is the oblique view of state that the DC-to-AC converter of a kind of example of the present invention has been assembled in expression.
Fig. 5 is the sectional drawing of the inverter of a kind of example of the present invention.
The specific embodiment
Below, with reference to description of drawings a kind of example of the present invention.
Fig. 1 is a kind of freezing cyclic system figure of example, and the compressor 101 that is linked in sequence, indoor heat converter 102, indoor expansion valve 104, outdoor heat converter 105, battery 107 make the cold-producing medium circulation and form freezing loop.And, make the occasion of indoor cooling, in outdoor heat converter 105 after the condensing and liquefaction, decompression in indoor expansion valve 104 turns back to compressor 101 after the evaporation in indoor heat converter 102 with compressor 101 refrigerant compressed.The motor 103 that indoor blower is used promotes the heat exchange of indoor set 109, and the motor that outdoor draft fan is used promotes the heat exchange of off-premises station 108.
Compressor 101 is associated with the needed ability of freezing loop, and by motor 111 drivings of variable control operating frequency, and operating frequency is by DC-to-AC converter 210 controls.
In freezing loop, except that the revolution of compressor 101, adjust the aperture of the indoor expansion valve 104 or the outdoor expansion valve (not shown) of refrigerant flow, the revolution of the motor 106 that motor 103 that indoor blower is used and outdoor draft fan are used, the cross valves (not shown) of the drive manner of conversion refrigeration/heating etc. are controlled, and, as information for this reason, drive manner, carry out the operation instruction signal of the remote control of temperature setting etc., detected the temperature (effluent air temp of compressor of each several part, inlet temperature, heat exchanger temperature etc.) and the signal of pressure etc. import to control device.In addition, the connector of using via interface 242 (Fig. 2) inputs or outputs the service data of refrigerating plant or air conditioner (for example, as the suction pressure of the temperature of the major part in the freezing loop, pressure etc., discharge pressure, compressor temperature, off-premises station expansion aperture, indoor set expansion aperture, compressor current value, compressor frequency, outer temperature degree, inlet temperature blows out temperature, solidification point, require frequency, flue temperature, design temperature etc.).
Fig. 2 represents the circuit diagram of DC-to-AC converter, and is made of the 1st substrate (metal substrate) the 220, the 2nd substrate 230 and the 3rd substrate 240.In the 1st substrate 220, be installed with by the converter 222a that will become direct current from the alternating voltage of one-way communication power supply 250 with use switch power elements such as transistor modular to become direct current from the alternating voltage that exchanges power supply as active component, and the active transducer (222a, 226a) formed of the active circuit 226a such as control that carry out minimizing, the DC voltage of improvement, the higher hamonic wave of electrical source power factor, and as the inverter 221a of DC/AC inverter, and at the fin of the bonding aluminum in the opposite of installed surface.In the 2nd substrate (control substrate) 230, microcomputer (microcomputer) 231 is installed, detects the current detecting mechanism 234 of the electric current of motor 11 1, the controlling organization 228 that drives active circuit and the terminal disc of motor 111.In the 3rd substrate 240, the impact suppression resistor 244 of inhibition to the dash current of motor 111 is installed, input has responded the connector 242 that the interface of signal of the detecting sensor of all temps of operation of inverter command signal, freezing loop of operational situation of freezing loop or pressure is used, and the photo-coupler 243 that the signal of being imported is transmitted to microcomputer 231 by optical signal.220 China and foreign countries adorn smmothing capacitor 251 at the 1st substrate.
Alternating voltage from AC power 250 becomes direct current in a plurality of rectifier cells 222 that electric bridge connects, in active circuit 226a (switch element 226 is configured in 252 levels of reactor, one side (+) circuit and converter 222a exports between side (-) circuit), improve electrical source power factor, a-c cycle as the inverter 221a of DC/AC inverter (switch element 221 is power converter apparatus that three phase bridge connects) is controlled in microcomputer 231, and drive motor 111.
In converter 222a, alternating voltage in a plurality of rectifier cells 222 by rectification, and via the switch element 226 that makes compressor 101 running or the electromagnetic switch 253 that stops, reactor 252 that power factor is used, active circuit, resetter 227 is to smmothing capacitor 251 fast.In inverter 221a, afterflow (flywheel) element 223 is set and is provided with simultaneously with switch element 221, and be installed in together on the 1st substrate 220 from the inverse electromotive force of motor 111 generations for regeneration when switch element 221 carries out switch.
Between microcomputer 231 and switch element 221, be provided with the drive circuit 232 that the small-signal from microcomputer 231 is amplified to the level of energy driving switch element 221.The electric current of supplying with motor 111 is detected in current detecting mechanism 234, and its signal is taken in the microcomputer 231 and is monitored.In the 1st substrate 220, the part of the direct current that generates in converter 222a is being set in the power circuit in the 2nd substrate 230, be adjusted to about 5V from employed high voltage among inverter 221a, and supply with microcomputer 231, drive circuit 232 and current detecting mechanism 234.
In addition, be arranged on the 1st on-chip active circuit 226a and in being configured in the 2nd on-chip power-factor improvement controlling organization 228, be driven control.And active circuit can be arranged on beyond the 1st substrate, and in this occasion, the connector that interface is used is configured on the 2nd substrate.Therefore, can increase the capacity of active circuit 226a, and refrigerating plant is corresponding easily with on a large scale.
In the 3rd substrate (interface substrate) 240, loaded transmission circuit 241, in transmission circuit 241, be provided with the connector 242 that the detecting sensor signaling interface of input all temps of freezing loop or pressure is used, and the photo-coupler 243 that transmits the signal that is transfused to by optical signal to microcomputer 231.The signal of the detecting sensor of all temps of the freezing loop of reception transmission or pressure and the indoor expansion valve 104 of adjustment refrigerant flow or the aperture of outdoor expansion valve (not shown) under the state that has obtained electric isolation between loop control substrate 254 and the microcomputer 231 via photo-coupler 243, the revolution of the motor 106 that motor 103 that indoor blower is used and outdoor draft fan are used, conversion refrigeration/heating/the control signal of cross valve (not shown) of drive manner, and inverter current, inverter frequency, unusual/normal the status signal of inverter self etc.Especially, the operating frequency of connector 242 output inverters of using via photo-coupler 243, interface, and carry out factor analysis in the occasion of the operating condition of grasping, stopped freezing loop, and accident analysis etc.In addition, in the 3rd substrate 240, be provided with side by side and suppress impulse resistance 244 with such electromagnetic switch 253, when power connection etc. in this closed circuit electromagnetic switch 253 use the excessive dash current that flows into electrolytic capacitors 251 not have deposited.
Control by inverter, at full speed carrying out switch in other words needs high-speed for the needed microcomputer 231 of change operating frequency, but the drive manner conversion of the control of the ability of freezing loop, refrigeration heating etc. can be a low velocity, and, the control of various control valves that can shared freezing loop in this microcomputer 231 (cross valve of the motor 106 that outdoor expansion valve, outdoor draft fan are used, the drive manner of conversion refrigeration/heating).Especially, detect the signal of the effluent air temp of compressors 101 to microcomputer 231 inputs as if the connector of using via interface 242, just can control so that use microcomputer to make the ability of compressor 101 and refrigerant flow become optimum, therefore, can simplify control circuit as freezing loop integral body, distribution also reduces, and can miniaturization.
Fig. 3 is the method that is illustrated in the occasion assembling DC-to-AC converter of installation, and Fig. 4 represents final assembled state, and Fig. 5 represents section.The front of shell 262 is provided with step part 261 that a part is cut off so that configuration terminal disc 260, the bonding fin 263 that makes the common heat radiation of heat of converter 222a and inverter 221a and active circuit 226a on the installation reverse side of bottom surface.
Shell 262 can be an aluminium casting etc. as the metal manufacturing, if resin manufacture, because price is low, shape may be complicated, therefore, can be configured so that terminal disc 260 is suitable for step part 261, and terminal disc 260 can more not stretch out than the top of shell 262.Therefore, from the off-premises station that this DC-to-AC converter is installed in air conditioner, also can remove useless space afterwards, and also be good aspect the inhibition of electromagnetic noise.And, reinstate from the bottom surface of shell 262 the 1st substrate the 220, the 2nd substrate the 230, the 3rd substrate 240 order be configured to the level shape, and these substrates are housed in the shell 262.In addition, the power semiconductor face of the 1st substrate 220 in Fig. 5 gel filled body 270 generally up to a little line A, and protection power semiconductor (constituting diode and the IGBT of converter 222a, inverter 221a, active circuit 226a).And, from the gelinite surface protection generally up to two dot dot dash B among Fig. 5, above the 2nd substrate 230, in order to insulate, the resin 271 of packing into, and concentrated as power model ISPM.
The 1st terminal pins 225 that connects the 1st substrate 220 and the 2nd substrate 230 is set in the side of the side of shell 262 and is connected the 1st substrate 220 equally and the 2nd terminal pins 224 of the 3rd substrate 240, and the 2nd substrate 230 is connected with the 3rd terminal pins 235 that the 3rd substrate 240 usefulness are arranged on the 2nd substrate 230.In addition, the 3rd substrate supports spacer 236 to support with being arranged on the 2nd on-chip substrate.
As above, in the miniaturization of the minimizing that can seek assembling work man-hour and parts erection space, suppress the generation of electromagnetic noise for the current detecting mechanism 234 that makes converter 222a, inverter 221a and microcomputer 231 that power semiconductor has been installed and the electric current that detects motor 111, box-shaped enclosure 262 and the fin handled with conductively-closed surround, and therefore can suppress unwanted electromagnetic radiation noise.
In addition, the 2nd substrate of terminal disc 260 that makes the 1st substrate that converter 222a, inverter 221a, active circuit 226a have been installed and the microcomputer 231 of control power semiconductor, the current detecting mechanism 234 of detecting the electric current of motor 111, motor be installed on same substrate (the 1st substrate 220) is near level shape and closely configuration, therefore, the distribution length of the big part of possibility that noise produces can be shortened, and the factor that noise produces can be reduced.
And, in the topmost configuration input being installed influences big as electromagnetic noise, the 3rd substrate 240 of the connector of using from the detecting sensor signaling interface of all temps of the freezing loop of the big more weak signal of the influence of the compressor 101 of the big electric current of needs or pressure 242 for example, and, transmit to microcomputer 231 by optical signal, therefore, misoperation that noise sneaks into and the reliability that improves freezing loop have been eliminated.And, on the power semiconductor face of the 1st substrate 220, filled gelinite, and from the gelinite surface above the 2nd substrate 230 the inclosure resin, therefore also can improve the reliability of power model ISPM itself.
And, according to the hardware of the software of ability, the shop of formation, refrigerating plant or the air conditioner of freezing loop multimachine kind change that use or that bill is used microcomputer 231 and input/output interface the time, if the 3rd substrate 240 of topmost is separated, so just can be corresponding easily.And, even at this moment press the big arranged in order of current value, therefore also will improve the corresponding frees degree such as can reducing the distribution strip number from the bottom surface of shell 262.
As described above, if according to the present invention, owing to closely be configured by level, so that will have power semiconductor as foot, has the substrate that microcomputer has been installed at an upper portion thereof, the substrate that the connector that interface uses has been installed becomes topmost, and, the connector that the signal of all temps of freezing loop or the detecting sensor of pressure is used from interface by optical signal is to the microcomputer transmission, therefore reduce the factor that noise produces, the reliability of freezing loop can be improved, the control, fault diagnosis of height more etc. can be carried out.

Claims (17)

1. a refrigerating plant has the freezing loop that possesses compressor, and described compressor is driven by the motor of variable control operating frequency, it is characterized in that, it possesses with lower member:
Be equipped with use active component will from the alternating voltage that exchanges power supply become direct current active transducer, and the direct current that is generated carried out exchange conversion and drives the inverter of described motor, and at the 1st substrate of the fin of the bonding heat radiation in the opposite of installed surface;
Microcomputer, the current detecting mechanism of detecting the electric current of described motor that controls described active transducer and inverter, the 2nd substrate that reaches the terminal disc of described motor are installed;
Cover the described the 1st and the side of the 2nd substrate, and the shell of step part of described terminal disc that has been provided with former configuration; And
Connector that the interface of the detecting sensor signal of input all temps of described freezing loop or pressure uses, and the 3rd substrate of the photoelectrical coupler of the signal that is transfused to described microcomputer transmission by optical signal are installed,
In order to make described terminal disc be suitable for described step part, and from the bottom surface of described shell the arranged in order with the 1st substrate, the 2nd substrate, the 3rd substrate becomes the level shape, the power semiconductor surface of described the 1st substrate is filled gelinite, and the upper surface from described gelinite surface to substrate is enclosed resin again.
2. as the refrigerating plant of claim 1 record, it is characterized in that, the 1st terminal pins of the 1st substrate and the 2nd substrate will be connected, the 2nd terminal pins that connects the 1st substrate and the 3rd substrate is arranged on side one side of shell, and the 2nd substrate is connected with being arranged on the 2nd on-chip the 3rd terminal pins with the 3rd substrate.
3. as the refrigerating plant of claim 1 record, it is characterized in that, export operating frequency via the connector that described interface is used.
4. as the refrigerating plant of claim 1 record, the signal of effluent air temp at least of the connector input compressor of using via described interface and discharge a signal in the signal of gas pressure.
5. a refrigerating plant has the freezing loop that possesses compressor, and described compressor is driven by the motor of variable control operating frequency, it is characterized in that, it possesses with lower member:
Be equipped with direct current is carried out exchange conversion and drives the inverter of described motor, and at the 1st substrate of the bonding fin in the opposite of installed surface;
Be contained in outward on described the 1st substrate, and use active component will become the active transducer of direct current from the alternating voltage that exchanges power supply;
Terminal disc, and the 2nd substrate of the connector used to the interface of active transducer output drive signal from described microcomputer of the microcomputer of control described inverter and active transducer, the current detecting mechanism of detecting the electric current of described motor, described motor are installed;
Cover the described the 1st and the side of the 2nd substrate, and the shell of step part of described terminal disc that has been provided with former configuration; And
Connector that the interface of the detecting sensor signal of input all temps of described freezing loop or pressure uses is installed, and is transfused to the 3rd substrate of the photoelectrical coupler of signal to described microcomputer transmission by optical signal,
In order to make described terminal disc be suitable for described step part, and from the bottom surface of described shell the arranged in order with the 1st substrate, the 2nd substrate, the 3rd substrate becomes the level shape, at the gel filled body in the power semiconductor surface of described the 1st substrate, the upper surface from described gelinite surface to substrate is enclosed resin again.
6. DC-to-AC converter, variable control drive the operating frequency of motor of the compressor of freezing loop, it is characterized in that it possesses with lower member:
Be equipped with use active component will from the alternating voltage that exchanges power supply become direct current active transducer, and the direct current that is generated carried out exchange conversion and drives the inverter of described motor, and at the 1st substrate of the bonding fin in the opposite of installed surface;
Microcomputer, the current detecting mechanism of detecting the electric current of described motor that controls described active transducer and inverter, the 2nd substrate that reaches the terminal disc of described motor are installed;
Cover the described the 1st and the side of the 2nd substrate, and the shell of step part of described terminal disc that has been provided with former configuration; And
Connector that the interface of the detecting sensor signal of input all temps of described freezing loop or pressure uses is installed, and is transfused to the 3rd substrate of the photoelectrical coupler of signal to described microcomputer transmission by optical signal,
In order to make described terminal disc be suitable for described step part, and from the bottom surface of described shell the arranged in order with the 1st substrate, the 2nd substrate, the 3rd substrate becomes the level shape, at the gel filled body in the power semiconductor surface of described the 1st substrate, again from described gelinite surface inclosure resin above substrate.
7. as the DC-to-AC converter of claim 6 record, it is characterized in that the signal of effluent air temp at least of the connector input compressor of using via described interface and discharge a signal in the signal of gas pressure.
8. DC-to-AC converter, variable control drive the operating frequency of motor of the compressor of freezing loop, it is characterized in that it possesses with lower member:
The inverter that the direct current that will be generated carries out exchange conversion and drives described motor is installed, and at the 1st substrate of the bonding fin in the opposite of installed surface;
Be contained in outward on described the 1st substrate, use active component will become the active transducer of direct current from the alternating voltage that exchanges power supply;
Terminal disc, and the 2nd substrate of the connector used to the interface of described active transducer output drive signal from described microcomputer of the microcomputer of control described inverter and active transducer, the current detecting mechanism of detecting the electric current of described motor, described motor are installed;
Cover the described the 1st and the side of the 2nd substrate, and the shell of step part of described terminal disc that has been provided with former configuration; And
Connector that the interface of the detecting sensor signal of input all temps of described freezing loop or pressure uses, and the 3rd substrate of the photoelectrical coupler of the signal that is transfused to described microcomputer transmission by optical signal are installed,
In order to make described terminal disc be suitable for described step part, and from the bottom surface of described shell the arranged in order with the 1st substrate, the 2nd substrate, the 3rd substrate becomes the level shape, at the gel filled body in the power semiconductor surface of described the 1st substrate, the upper surface from described gelinite surface to substrate is enclosed resin again.
9. a refrigerating plant has the freezing loop that possesses compressor, and described compressor is driven by the motor of variable control operating frequency, it is characterized in that, it possesses with lower member:
Formation is installed will become the converter of direct current and as the power semiconductor of the inverter of DC/AC inverter from the alternating voltage that exchanges power supply, and at the 1st substrate of the bonding fin in the opposite of installed surface;
Microcomputer, the current detecting mechanism of detecting the electric current of described motor that controls described power semiconductor, the 2nd substrate that reaches the terminal disc of described motor are installed;
Cover the described the 1st and the side of the 2nd substrate, and the shell of step part of described terminal disc that has been provided with former configuration; And
Connector that the interface of signal of the detecting sensor of input all temps signal of described freezing loop or pressure uses, and the 3rd substrate of the photoelectrical coupler of the signal that is transfused to described microcomputer transmission by optical signal are installed,
In order to make described terminal disc be suitable for described step part, and from the bottom surface of described shell the arranged in order with the 1st substrate, the 2nd substrate, the 3rd substrate becomes the level shape, the power semiconductor surface of described the 1st substrate is filled gelinite, and the upper surface from described gelinite surface to substrate is enclosed resin again.
10. as the refrigerating plant of claim 9 record, it is characterized in that, the 1st terminal pins of the 1st substrate and the 2nd substrate will be connected, the 2nd terminal pins that connects the 1st substrate and the 3rd substrate is arranged on side one side of shell, and the 2nd substrate is connected with being arranged on the 2nd on-chip the 3rd terminal pins with the 3rd substrate.
11. the refrigerating plant as claim 9 record is characterized in that, the connector of using via described interface is imported the signal of the effluent air temp of described compressor.
12. the refrigerating plant as claim 9 record is characterized in that, exports operating frequency via the connector that described interface is used.
13. a DC-to-AC converter, variable control drive the operating frequency of motor of the compressor of freezing loop, it is characterized in that it possesses with lower member:
Formation is installed will become the converter of direct current and as the power semiconductor of the inverter of DC/AC inverter from the alternating voltage that exchanges power supply, and at the 1st substrate of the bonding fin in the opposite of installed surface;
Microcomputer, the current detecting mechanism of detecting the electric current of described motor that controls described power semiconductor, the 2nd substrate that reaches the terminal disc of described motor are installed;
Cover the described the 1st and the side of the 2nd substrate, and the shell of step part of described terminal disc that has been provided with former configuration; And
Connector that the interface of signal of the detecting sensor of input all temps of described freezing loop or pressure uses, and the 3rd substrate of the photoelectrical coupler of the signal that is transfused to described microcomputer transmission by optical signal are installed,
In order to make described terminal disc be suitable for described step part, and from the bottom surface of described shell the arranged in order with the 1st substrate, the 2nd substrate, the 3rd substrate becomes the level shape, the power semiconductor surface of described the 1st substrate is filled gelinite, again from described gelinite surface inclosure resin above substrate.
14. DC-to-AC converter as claim 13 record, it is characterized in that, the 1st terminal pins of the 1st substrate and the 2nd substrate will be connected, the 2nd terminal pins that connects the 1st substrate and the 3rd substrate is arranged on side one side of shell, and the 2nd substrate is connected with being arranged on the 2nd on-chip the 3rd terminal pins with the 3rd substrate.
15. the DC-to-AC converter as claim 13 record is characterized in that, the connector of using via described interface is imported the signal of the effluent air temp of described compressor.
16. the DC-to-AC converter as claim 13 record is characterized in that, exports operating frequency via the connector that described interface is used.
17. the DC-to-AC converter as claim 13 record is characterized in that described shell is a resin manufacture, and in its surface applied or electroplated the metal film that covers usefulness.
CNB031083757A 2002-03-29 2003-03-28 Refrigerating apparatus and an inverter device used therein Expired - Fee Related CN1221770C (en)

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JP2002093559A JP3682550B2 (en) 2002-03-29 2002-03-29 Refrigeration apparatus and inverter apparatus used therefor
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JP2002207673A JP3845769B2 (en) 2002-07-17 2002-07-17 Refrigeration apparatus and inverter apparatus used therefor

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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100406816C (en) * 2004-04-26 2008-07-30 大金工业株式会社 Inverter-driven compressor warm-up operating method and apparatus
CN1625038B (en) * 2003-12-02 2010-12-08 日立空调系统株式会社 Cooling device and conversion device
CN102075134A (en) * 2010-12-14 2011-05-25 上海狮虎能源科技发展有限公司 Generator control panel with heat radiating function
CN104218829A (en) * 2013-05-31 2014-12-17 株式会社丰田自动织机 Inverted unit
CN104282669A (en) * 2013-07-05 2015-01-14 松下电器产业株式会社 Semiconductor device
CN105180350A (en) * 2015-08-05 2015-12-23 广东美的制冷设备有限公司 Heat dissipation control method and heat dissipation device for frequency conversion air conditioner
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Families Citing this family (47)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4951233B2 (en) 2005-11-11 2012-06-13 日立アプライアンス株式会社 Outdoor unit for air conditioner
US20070151272A1 (en) * 2006-01-03 2007-07-05 York International Corporation Electronic control transformer using DC link voltage
KR101482101B1 (en) * 2006-11-29 2015-01-14 엘지전자 주식회사 Multi-air conditioner
US8950206B2 (en) 2007-10-05 2015-02-10 Emerson Climate Technologies, Inc. Compressor assembly having electronics cooling system and method
US7895003B2 (en) * 2007-10-05 2011-02-22 Emerson Climate Technologies, Inc. Vibration protection in a variable speed compressor
US20090092502A1 (en) * 2007-10-08 2009-04-09 Emerson Climate Technologies, Inc. Compressor having a power factor correction system and method
US8459053B2 (en) 2007-10-08 2013-06-11 Emerson Climate Technologies, Inc. Variable speed compressor protection system and method
US8539786B2 (en) * 2007-10-08 2013-09-24 Emerson Climate Technologies, Inc. System and method for monitoring overheat of a compressor
US8418483B2 (en) 2007-10-08 2013-04-16 Emerson Climate Technologies, Inc. System and method for calculating parameters for a refrigeration system with a variable speed compressor
US8448459B2 (en) * 2007-10-08 2013-05-28 Emerson Climate Technologies, Inc. System and method for evaluating parameters for a refrigeration system with a variable speed compressor
US20090092501A1 (en) * 2007-10-08 2009-04-09 Emerson Climate Technologies, Inc. Compressor protection system and method
US9541907B2 (en) * 2007-10-08 2017-01-10 Emerson Climate Technologies, Inc. System and method for calibrating parameters for a refrigeration system with a variable speed compressor
JP2009199896A (en) 2008-02-21 2009-09-03 Panasonic Electric Works Co Ltd Touch switch device
CN101714812A (en) * 2008-10-08 2010-05-26 鸿富锦精密工业（深圳）有限公司 Fan control circuit
KR101591890B1 (en) * 2008-12-03 2016-02-04 엘지전자 주식회사 Air condition
KR101569414B1 (en) * 2008-12-26 2015-11-16 엘지전자 주식회사 Air conditioner and operating method thereof
KR101556974B1 (en) * 2008-12-26 2015-10-02 엘지전자 주식회사 Air condition
JP5839769B2 (en) * 2009-03-06 2016-01-06 三菱重工業株式会社 Inverter module and inverter-integrated electric compressor
JP5511232B2 (en) * 2009-06-18 2014-06-04 三菱重工業株式会社 Inverter module and inverter-integrated electric compressor using the same
JP5448797B2 (en) 2009-12-25 2014-03-19 三菱重工業株式会社 Control board, inverter device, and inverter-integrated electric compressor
JP2011192809A (en) * 2010-03-15 2011-09-29 Omron Corp Power conditioner device and module substrate structure using the same
JP5598118B2 (en) * 2010-06-28 2014-10-01 株式会社リコー Electronic apparatus and image forming apparatus
US8446058B2 (en) 2010-09-20 2013-05-21 General Electric Company Electric motor terminal block assembly
JP5861988B2 (en) * 2011-04-15 2016-02-16 日立工機株式会社 centrifuge
CN102313437B (en) * 2011-04-26 2013-05-22 合肥美的荣事达电冰箱有限公司 Combined refrigeration equipment and noise reducing method for same
KR20120135771A (en) * 2011-06-07 2012-12-17 엘지전자 주식회사 Outdoor unit for an air conditioner and a control method the same
JP5937619B2 (en) * 2011-12-14 2016-06-22 三菱電機株式会社 HEAT PUMP DEVICE AND AIR CONDITIONER, HEAT PUMP HOT WATER, REFRIGERATOR, AND REFRIGERATOR HAVING THE SAME
KR101955977B1 (en) * 2012-01-30 2019-03-08 엘지전자 주식회사 Apparatus and method for controlling compressor, and refrigerator having the same
KR101772083B1 (en) * 2012-01-30 2017-08-28 엘지전자 주식회사 Apparatus for controlling compressor and refrigerator having the same
JP5978151B2 (en) * 2013-02-27 2016-08-24 日立オートモティブシステムズ株式会社 Power converter
JP5959500B2 (en) * 2013-12-27 2016-08-02 三菱電機株式会社 Air conditioner and control method of air conditioner
JP6376917B2 (en) * 2014-09-18 2018-08-22 日立オートモティブシステムズ株式会社 Electronic control device and electric power steering device
DE102015101086B4 (en) * 2015-01-26 2018-04-12 Infineon Technologies Ag SEMICONDUCTOR POWER MODULE ARRANGEMENT
US9973129B2 (en) 2015-06-12 2018-05-15 Trane International Inc. HVAC components having a variable speed drive with optimized power factor correction
CN108966681B (en) * 2016-03-02 2020-09-08 三菱电机株式会社 Power conversion device
JP6537700B2 (en) * 2016-03-04 2019-07-03 三菱電機株式会社 Electrical component module and outdoor unit of air conditioner
US10763740B2 (en) 2016-04-15 2020-09-01 Emerson Climate Technologies, Inc. Switch off time control systems and methods
US9933842B2 (en) 2016-04-15 2018-04-03 Emerson Climate Technologies, Inc. Microcontroller architecture for power factor correction converter
US10305373B2 (en) 2016-04-15 2019-05-28 Emerson Climate Technologies, Inc. Input reference signal generation systems and methods
US10277115B2 (en) 2016-04-15 2019-04-30 Emerson Climate Technologies, Inc. Filtering systems and methods for voltage control
US10656026B2 (en) 2016-04-15 2020-05-19 Emerson Climate Technologies, Inc. Temperature sensing circuit for transmitting data across isolation barrier
US10320322B2 (en) 2016-04-15 2019-06-11 Emerson Climate Technologies, Inc. Switch actuation measurement circuit for voltage converter
US11387729B2 (en) 2016-04-15 2022-07-12 Emerson Climate Technologies, Inc. Buck-converter-based drive circuits for driving motors of compressors and condenser fans
CN110031710B (en) * 2019-05-08 2021-04-09 长虹美菱股份有限公司 Testing device for automatically judging on-off point of refrigerator and control method thereof
US11206743B2 (en) 2019-07-25 2021-12-21 Emerson Climate Technolgies, Inc. Electronics enclosure with heat-transfer element
US11387593B2 (en) * 2020-08-05 2022-07-12 Lg Electronics Inc. High voltage connector assembly and motor-operated compressor including the same
DE102020123355A1 (en) 2020-09-08 2022-03-10 Vaillant Gmbh Heat pump arrangement and method for its operation

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2809026B2 (en) * 1992-09-30 1998-10-08 三菱電機株式会社 INVERTER DEVICE AND METHOD OF USING INVERTER DEVICE
JPH06123449A (en) 1992-10-12 1994-05-06 Hitachi Ltd Outdoor device of air conditioner
JP3364967B2 (en) 1992-11-27 2003-01-08 松下電器産業株式会社 Inverter device
JP3809961B2 (en) 1994-10-24 2006-08-16 株式会社日立産機システム Inverter device
JP3332810B2 (en) * 1997-07-15 2002-10-07 株式会社日立製作所 Inverter control device
FR2771241B1 (en) * 1997-11-14 2000-01-28 Alsacienne Et Lorraine De Tele MULTIMEDIA INTEGRATED TELECOMMUNICATION SERVER
CN1174545C (en) * 1999-02-24 2004-11-03 三菱电机株式会社 Power drive apparatus
JP3502566B2 (en) * 1999-05-18 2004-03-02 三菱電機株式会社 Power converter
JP2001189412A (en) * 1999-12-27 2001-07-10 Mitsubishi Electric Corp Semiconductor device and mounting method of semiconductor
JP2001289549A (en) 2000-04-05 2001-10-19 Hitachi Ltd Refrigerator control device

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1625038B (en) * 2003-12-02 2010-12-08 日立空调系统株式会社 Cooling device and conversion device
CN100406816C (en) * 2004-04-26 2008-07-30 大金工业株式会社 Inverter-driven compressor warm-up operating method and apparatus
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US9385631B2 (en) 2013-05-31 2016-07-05 Kabushiki Kaisha Toyota Jidoshokki Inverter unit
CN104218829A (en) * 2013-05-31 2014-12-17 株式会社丰田自动织机 Inverted unit
CN104218829B (en) * 2013-05-31 2017-07-07 株式会社丰田自动织机 Inverter unit
CN104282669A (en) * 2013-07-05 2015-01-14 松下电器产业株式会社 Semiconductor device
CN104282669B (en) * 2013-07-05 2018-11-20 松下知识产权经营株式会社 Semiconductor device
CN105180350A (en) * 2015-08-05 2015-12-23 广东美的制冷设备有限公司 Heat dissipation control method and heat dissipation device for frequency conversion air conditioner
CN105180350B (en) * 2015-08-05 2018-02-02 广东美的制冷设备有限公司 The cooling control method and heat abstractor of transducer air conditioning
CN106611758A (en) * 2015-10-23 2017-05-03 台达电子工业股份有限公司 Integrated power module packaging structure
CN106611758B (en) * 2015-10-23 2020-01-03 台达电子工业股份有限公司 Integrated power module packaging structure
CN110932529A (en) * 2019-12-17 2020-03-27 国网江苏省电力有限公司检修分公司 Three-level power module device
CN110932529B (en) * 2019-12-17 2021-03-16 国网江苏省电力有限公司检修分公司 Three-level power module device

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US6735968B2 (en) 2004-05-18
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US20030182956A1 (en) 2003-10-02
KR20030078721A (en) 2003-10-08
KR100534533B1 (en) 2005-12-07
US7181923B2 (en) 2007-02-27

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